190013960

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{383}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 436838400

約数和(自身を除く): 246824440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 157, 158, 314, 316, 383, 395, 628, 632, 766, 785, 790, 1256, 1532, 1570, 1580, 1915, 3064, 3140, 3160, 3830, 6280, 7660, 12403, 15320, 24806, 30257, 49612, 60131, 60514, 62015, 99224, 120262, 121028, 124030, 151285, 240524, 242056, 248060, 300655, 302570, 481048, 496120, 601310, 605140, 1202620, 1210280, 2405240, 4750349, 9500698, 19001396, 23751745, 38002792, 47503490, 95006980, 190013960]

約数ペア:

[(1, 190013960), (2, 95006980), (4, 47503490), (5, 38002792), (8, 23751745), (10, 19001396), (20, 9500698), (40, 4750349), (79, 2405240), (157, 1210280), (158, 1202620), (314, 605140), (316, 601310), (383, 496120), (395, 481048), (628, 302570), (632, 300655), (766, 248060), (785, 242056), (790, 240524), (1256, 151285), (1532, 124030), (1570, 121028), (1580, 120262), (1915, 99224), (3064, 62015), (3140, 60514), (3160, 60131), (3830, 49612), (6280, 30257), (7660, 24806), (12403, 15320)]